import React from 'react';
import ReactDOM from 'react-dom/client';
import './index.css';
import App from './App';
import reportWebVitals from './reportWebVitals';
import { BrowserRouter as Router } from 'react-router-dom';
import { Provider } from 'react-redux'
import store from './store';

const root = ReactDOM.createRoot(document.getElementById('root'));
function main() {
  root.render(
    <React.StrictMode>
      <Provider store = { store }>
        <Router>
          <App />
        </Router>
      </Provider>
    </React.StrictMode>
  )
}

// 订阅数据的变化，重新渲染视图
// store.subscribe(() => {
//   // 一旦检测到数据发生改变，此处代码就会执行
//   main()
// })
main()
// If you want to start measuring performance in your app, pass a function
// to log results (for example: reportWebVitals(console.log))
// or send to an analytics endpoint. Learn more: https://bit.ly/CRA-vitals
reportWebVitals();
